Enhance your fastening solutions with this high-quality Hex Washer Head Screw. Crafted from durable Grade 5 steel and coated in Zinc for added protection, this screw is designed to withstand tough conditions. With a 5/16-18 thread size and a 1.25-inch length, it offers versatile use for a variety of applications. The ASME B18.6.3 specification ensures its quality and performance, making it a reliable choice for your projects. Rest assured, this screw is also RoHS compliant, meeting environmental standards. Trust in its Hex Washer Head design for easy installation and secure fastening. Upgrade your toolbox with this essential hardware item.